<!DOCTYPE HTML>
<html>
<head>
  <title>nsIDOMWindowUtils::nodesFromRect test - bug 489127</title>
  <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css">
<script type="application/javascript;version=1.8">

  var SimpleTest = window.opener.SimpleTest;
  function ok() { window.opener.ok.apply(window.opener, arguments); }
  function done() { window.opener.done.apply(window.opener, arguments); }
  let e = {};

  let dwu = window.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
                  .getInterface(Components.interfaces.nsIDOMWindowUtils);

  /*
    nsIDOMNodeList nodesFromRect(in float aX,
                                 in float aY,
                                 in float aTopSize, 
                                 in float aRightSize,
                                 in float aBottomSize,
                                 in float aLeftSize,
                                 in boolean aIgnoreRootScrollFrame,
                                 in boolean aFlushLayout);

  */

  function check(x, y, top, right, bottom, left, list) {
    let nodes = dwu.nodesFromRect(x, y, top, right, bottom, left, true, false);
    
    list.push(e.body);
    list.push(e.html);

    if (nodes.length != list.length) {
      ok(false, "Different number of nodes for rect" +
                "[" + x + "," + y + "], " + 
                "[" + top + "," + right + "," + bottom + "," + left + "]");
      return;
    }

    for (var i = 0; i < nodes.length; i++) {
      if (nodes[i] != list[i]) {
        ok(false, "Unexpected node #" + i + " for rect " +
                  "[" + x + "," + y + "], " + 
                  "[" + top + "," + right + "," + bottom + "," + left + "]");
        return;
      }
    }
    ok(true, "All correct nodes found for rect "  +
             "[" + x + "," + y + "], " + 
             "[" + top + "," + right + "," + bottom + "," + left + "]");
  }

  function doTest() {

    // Set up shortcut access to elements
    e['html'] = document.getElementsByTagName("html")[0];
    ['h1', 'd1', 'd2', 'p1', 'p2', 'p3', 'p4', 'p5', 'p6', 'span',
     'a1', 'a2', 'a3', 'transf', 'iframe1', 'body'].forEach(function(a) {
      e[a] = document.getElementById(a);
    });

    window.scrollTo(0, 0);

    // Top, Right, Bottom, Left directions:
    check(53, 71, 0,  0,  0,  0, []);
    check(53, 71, 10, 0,  0,  0, [e.h1]);
    check(53, 71, 0,  10, 0,  0, [e.p3]);
    check(53, 71, 0,  0,  10, 0, [e.d1]);
    check(152, 105, 0, 0, 0, 10, [e.d1]);
    check(152, 105, 10, 10, 10, 10, [e.p4, e.p3, e.d1]);

    // e.p1 is invisible and shouldn't appear:
    check(153,193,0,0,0,0,[e.p5]);
    check(153,193,0,20,0,20, [e.p5, e.d2]);

    // Precise pixel checks:
    check(144, 183, 0, 0, 0, 0, []);
    check(144, 183, 0, 0, 1, 0, [e.p5]);
    check(144, 183, 0, 0, 0, 1, [e.d2]);
    check(144, 183, 0, 0, 1, 1, [e.p5, e.d2]);
    check(77,  240, 0, 0, 0, 0, [e.p2]);
    check(77,  240, 1, 0, 0, 0, [e.p5, e.p2]);
    check(77,  240, 0, 0, 1, 0, [e.span, e.p2]);
    check(77,  240, 1, 0, 1, 0, [e.p5, e.span, e.p2]);

    // Expanding area checks:
    check(39, 212, 0,  0,  0,  0, []);
    check(39, 212, 10, 0,  0,  0, [e.d2]);
    check(39, 212, 0,  0,  10, 0, [e.p2]);
    check(39, 212, 10, 1,  30, 0, [e.d2, e.p2]);
    check(39, 212, 10, 5,  30, 0, [e.span, e.d2, e.p2]);
    check(39, 212, 10, 15, 30, 0, [e.p5, e.span, e.d2, e.p2]);

    // Elements inside iframe shouldn't be returned:
    check(15, 410, 0, 30, 50, 0, [e.iframe1]);

    // Area with links and text nodes:
    let [x1, y1] = getCenterFor(e.a1);
    let [x2, y2] = getCenterFor(e.a2);
    let [x3, y3] = getCenterFor(e.a3);
    let [xt, yt] = [(x2 + x1) / 2, y1]; //text node between a1 and a2

    check(x1, y1, 0, 0,       0,       0, [e.a1.firstChild, e.a1, e.p6]);
    check(x1, y1, 0, 0,       y3 - y1, 0, [e.a3.firstChild, e.a3, e.a1.firstChild, e.a1, e.p6]);
    check(x1, y1, 0, xt - x1, 0,       0, [e.p6.childNodes[1], e.a1.firstChild, e.a1, e.p6]);
    check(x1, y1, 0, x2 - x1, 0,       0, [e.a2.firstChild, e.a2, e.p6.childNodes[1], e.a1.firstChild, e.a1, e.p6]);
    check(x1, y1, 0, x2 - x1, y3 - y1, 0, [e.a3.firstChild, e.a3, e.a2.firstChild, e.a2, e.p6.childNodes[1], e.a1.firstChild, e.a1, e.p6]);

    // 2d transform:
    check(61, 671, 0, 0,  0,  0,  []);
    check(61, 671, 0, 30, 0,  10, [e.transf]);
    check(61, 671, 0, 30, 90, 10, [e.transf.firstChild, e.transf]);

    done();

  }

  function getCenterFor(element) {
    let rect = element.getBoundingClientRect();
    return [(rect.left + rect.right) / 2, (rect.top + rect.bottom) / 2];
  }

  addLoadEvent(doTest);
</script>
<style type="text/css">

body {
  margin: 8px;
  padding: 0;
}

h1, div, p, span, iframe {
  display: block;
  width: 100px;
  height: 30px;
  border: 3px solid black;
  padding: 10px;
  margin: 10px;
}


span {
  display: inline-block;
}

#iframe1 {
  height: 100px;
  margin-top: 60px;
}

#p6 {
  height: 50px;
  margin-top: 30px;
}

#transf {
  margin-top: 60px;
  -moz-transform: rotate(-45deg);
}

#decimal {
  position: relative;
  left: 0.5px;
  top: 50.5px;
}
</style>
</head>
<body id="body">
  <h1 id="h1"></h1>
  <div id="d1"></div>
  
  <!-- floated element -->
  <div id="d2" style="float: left"></div>

  <!-- hidden element -->
  <p id="p1" style="float: left; visibility: hidden"></p>

  <p id="p2" style="clear: left"><span id="span"></span></p>
  
  <!-- absolute position -->
  <p id="p3" style="position:absolute; top: 10px; left:50px; height:50px;"></p>
  
  <!-- fixed position -->
  <p id="p4" style="position: fixed; top: 30px; left: 150px; height: 50px; background-color: blue;"></p>

  <!-- relative position -->
  <p id="p5" style="position:relative; top: -100px; left: 30px; margin-bottom: -70px; background-color: green"></p>

  <!-- decimal CSS pixels -->
  <div id="decimal"></div>

  <iframe id="iframe1" src="data:text/html,<div>div</div><p>p</p>"></iframe>

  <p id="p6"><a href="#" id="a1">A</a> / <a href="#" id="a2">A</a><br/><a href="#" id="a3">A</a></p>

  <div id="transf">text</div>
</body>
</html>
